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commandlinefu.com is the place to record those command-line gems that you return to again and again.

Delete that bloated snippets file you've been using and share your personal repository with the world.
That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and
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Every new command is wrapped in a tweet and posted
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[email protected]:~$ gocr -i ~/Desktop/Screenshot-1.png
_
You can drag the Line Edit and Label widgets from the Tool Box to the
Fo to get someing similar to the above screen-shot. Also, you can
resize the form to something at fits. The first two LineEdits are used for
input and the ird one for output. Our goal is to update the ird LineEdit
wi the addition of the first two LineEdits whenever they are changed.
ow save it and view the result by pressing the ''Play'' button or Cl+R.
The application will compile and run to give you what you designed on the
interface. Of course, they do nothing now, but we1l add code for it later to
n as intended.

sorts the contents of a file without the need for a second file to take the sorted output.

This was previously entered as `sort -g list.txt -o $_` but as others have pointed out the $_ references the previous command. so this would've worked had that been the second part of a command joined with && like:

These re the best option combination that works fine for compressing my database dumps. It's possible that there are another option or value that might improve the compression ratio, by these are the ones that worked, the syntax for 7zr it's a little messy...